package lab02.Test27;

import java.util.InputMismatchException;
import java.util.Scanner;

/**
 * Created by Administrator on 2017/11/2.
 */
public class Test {
    public static void main(String[] args) {
        int a=0;
        //从键盘输入的整数
        Scanner scanner=new Scanner(System.in);
        System.out.println("Please input an int:");
        try {
            a=scanner.nextInt();
        }catch (InputMismatchException e){
            System.out.println("类型不匹配!!");
        }finally {
            System.out.println("a= "+a);
        }
    }
}
//哪些代码可能会出错？ try（）
//会出什么错？catch ()
//出错了如何处理？ catch{}